Worm/Aimbot.EQ - Worm

See also

Summary

Full description

Statistics

Virus:	Worm/Aimbot.EQ
Date discovered:	13/10/2006
Type:	Worm
In the wild:	No
Reported Infections:	Low
Distribution Potential:	Low to medium
Damage Potential:	Medium to high
Static file:	Yes
File size:	1.184.256 Bytes
MD5 checksum:	5fab5a579a0Af582d3a9b99454727125
VDF version:	6.35.01.101
IVDF version:	6.35.01.102 - Wed, 16 Aug 2006 15:23 (GMT+1)

General Methods of propagation:
   • Local network
   • Messenger

Aliases:
   • Kaspersky: Backdoor.Win32.Aimbot.eq
   • TrendMicro: WORM_RBOT.UV
   • Eset: Win32/Rbot
   • Bitdefender: Backdoor.Aimbot.EQ

Platforms / OS:
   • Windows 95
   • Windows 98
   • Windows 98 SE
   • Windows NT
   • Windows ME
   • Windows 2000
   • Windows XP
   • Windows 2003

Side effects:
   • Drops a file
   • Registry modification
   • Makes use of software vulnerability
   • Steals information

Files It copies itself to the following location:
• %WINDIR%\mde.exe

The following file is created:

– %SYSDIR%\drivers\oreans32.sys Furthermore it gets executed after it was fully created.

Registry The following registry keys are added in order to load the service after reboot:

– [HKLM\SYSTEM\CurrentControlSet\Services\oreans32\Security]
   • "Security"=%hex values%

– [HKLM\SYSTEM\CurrentControlSet\Services\oreans32]
   • "Type"=dword:00000001
     "Start"=dword:00000001
     "ErrorControl"=dword:00000001
     "ImagePath"=\??\%SYSDIR%\drivers\oreans32.sys
     "DisplayName"="oreans32"

– [HKLM\SYSTEM\CurrentControlSet\Services\oreans32\Enum]
   • "0"="Root\\LEGACY_OREANS32\\0000"
     "Count"=dword:00000001
     "NextInstance"=dword:00000001

The following registry keys are added:

– [HKLM\SYSTEM\CurrentControlSet\Enum\Root\LEGACY_OREANS32]
   • "NextInstance"=dword:00000001

– [HKLM\SYSTEM\CurrentControlSet\Enum\Root\LEGACY_OREANS32\0000]
   • "Service"="oreans32"
   • "Legacy"=dword:00000001
   • "ConfigFlags"=dword:00000000
   • "Class"="LegacyDriver"
   • "ClassGUID"="{8ECC055D-047F-11D1-A537-0000F8753ED1}"
   • "DeviceDesc"="oreans32"

– [HKLM\SYSTEM\CurrentControlSet\Enum\Root\LEGACY_OREANS32\0000\
   Control]
   • "*NewlyCreated*"=dword:00000000
   • "ActiveService"="oreans32"

Messenger It is spreading via Messenger. The characteristics are described below:

– AIM Messenger

Network Infection In order to ensure its propagation the malware attemps to connect to other machines as described below.

It drops copies of itself to the following network shares:
• C$
• D$

Exploit:
It makes use of the following Exploits:
– MS04-007 (ASN.1 Vulnerability)
– MS05-039 (Vulnerability in Plug and Play)

IP address generation:
It creates random IP addresses while it keeps the first two octets from its own address. Afterwards it tries to establish a connection with the created addresses.

Slow down:
– You might also notice a slow down due to the multiple network threads created.

IRC To deliver system information and to provide remote control it connects to the following IRC Server:

Server: irc.fucknet.**********
Port: 6667
Channel: #~#
Nickname: [P00|USA|8%four-digit random character string%]
Password: !@#

– Furthermore it has the ability to perform actions such as:
    • connect to IRC server
    • Join IRC channel
    • Leave IRC channel
    • Perform network scan
    • Send emails

Stealing It tries to steal the following information:
– Windows Product ID

– It uses a network sniffer that checks for the following string:
• :!x

Miscellaneous Mutex:
It creates the following Mutex:
• %five-digit random character string%

Anti debugging
It checks if the following program is running:
• SoftIce

If successful, it terminates immediately.

File details Runtime packer:
In order to aggravate detection and reduce size of the file it is packed with a runtime packer.

See a brief description here.

Description inserted by Monica Ghitun on Mon, 16 Oct 2006 09:32 (GMT+1)
Description updated by Monica Ghitun on Wed, 01 Nov 2006 08:48 (GMT+1)

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